Structure of PDB 1nxy Chain A Binding Site BS01

Receptor Information
>1nxy Chain A (length=263) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVL
LCGAVLSRVDAGQEQLGRRIHYSQNDLVEYSPVTEKHLTDGMTVRELCSA
AITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRWEPELNEAIPN
DERDTTTPAAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSAL
PAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNR
QIAEIGASLIKHW
Ligand information
Ligand IDSM2
InChIInChI=1S/C14H14BNO5S/c17-12(8-11-5-2-6-22-11)16-13(15(20)21)9-3-1-4-10(7-9)14(18)19/h1-7,13,20-21H,8H2,(H,16,17)(H,18,19)/t13-/m0/s1
InChIKeyHQLQTGGLHBYZSA-ZDUSSCGKSA-N
SMILES
SoftwareSMILES
CACTVS 3.341OB(O)[C@@H](NC(=O)Cc1sccc1)c2cccc(c2)C(O)=O
OpenEye OEToolkits 1.5.0B([C@H](c1cccc(c1)C(=O)O)NC(=O)Cc2cccs2)(O)O
CACTVS 3.341OB(O)[CH](NC(=O)Cc1sccc1)c2cccc(c2)C(O)=O
ACDLabs 10.04O=C(NC(B(O)O)c1cc(C(=O)O)ccc1)Cc2sccc2
OpenEye OEToolkits 1.5.0B(C(c1cccc(c1)C(=O)O)NC(=O)Cc2cccs2)(O)O
FormulaC14 H14 B N O5 S
Name(1R)-1-(2-THIENYLACETYLAMINO)-1-(3-CARBOXYPHENYL)METHYLBORONIC ACID
ChEMBLCHEMBL257468
DrugBankDB08551
ZINC
PDB chain1nxy Chain A Residue 500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1nxy Recognition and Resistance in TEM beta-lactamase
Resolution1.6 Å
Binding residue
(original residue number in PDB)		M69 S70 Y105 S130 N132 E166 N170 S235 G236 A237 G238 R244
Binding residue
(residue number reindexed from 1)		M44 S45 Y80 S105 N107 E141 N145 S210 G211 A212 G213 R218
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=7.19,Ki=64nM
Enzymatic activity
Catalytic site (original residue number in PDB) S70 K73 S130 E166 K234 A237
Catalytic site (residue number reindexed from 1) S45 K48 S105 E141 K209 A212
Enzyme Commision number 3.5.2.6: beta-lactamase.
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0008800 beta-lactamase activity
GO:0016787 hydrolase activity
Biological Process
GO:0017001 antibiotic catabolic process
GO:0030655 beta-lactam antibiotic catabolic process
GO:0046677 response to antibiotic

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1nxy, PDBe:1nxy, PDBj:1nxy
PDBsum1nxy
PubMed12859188
UniProtP62593|BLAT_ECOLX Beta-lactamase TEM (Gene Name=bla)

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